column (redirected from Anal columns)

column /col·umn/ (kol´um) an anatomical part in the form of a pillar-like structure.

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anal columns  vertical folds of mucous membrane at the upper half of the anal canal.

anterior column 

1. the anterior portion of the gray substance of the spinal cord, in transverse section seen as a horn.

2. palatoglossal arch.

columns of Bertin  renal c's.

column of Burdach  fasciculus cuneatus of the spinal cord.

Clarke's column  thoracic c.

enamel columns  adamantine prisms.

column of Goll  fasciculus gracilis of the spinal cord.

gray columns  the longitudinally oriented parts of the spinal cord in which the nerve cell bodies are found, comprising the gray substance of the spinal cord.

lateral column of spinal cord  the lateral portion of the spinal cord, in transverse section seen as a horn; present only in the thoracic and upper lumbar regions.

columns of Morgagni  anal c's.

posterior column 

1. the posterior portion of gray substance of the spinal cord, in transverse section seen as a horn.

2. palatopharyngeal arch.

rectal columns  anal c's.

renal columns  inward extensions of the cortical substance of the kidney between contiguous renal pyramids.

spinal column  vertebral c.

thoracic column  a column of cells in the posterior gray column of the spinal cord, extending from the eighth cervical segment to the third or fourth lumbar segment.

vertebral column  the rigid structure in the midline of the back, composed of the vertebrae.

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col·umn (klm)

n.

Any of various tubular or pillarlike supporting structures in the body, such as the spinal column, each generally having a single tissue origin and function.

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column,

n component of gas-liquid chromatography apparatus that contains the stationary phase through which the carrier gas transports the vaporized sample to be separated.

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column

an anatomical part in the form of a pillar-like structure; anything resembling a pillar.

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anal c's

longitudinal folds of mucous membrane at the cranial half of the anal canal; called also rectal columns.

column of Bertin

extensions of renal cortex between the renal pyramids.

column chromatography

see chromatography.

dorsal column

the dorsal portion of the gray substance of the spinal cord, in transverse section seen as a horn.

gray column

the longitudinally oriented parts of the spinal cord in which the nerve cell bodies are found, comprising the gray matter of the spinal cord.

lateral column

the lateral portion of the gray substance of the spinal cord, in transverse section seen as a horn; present only in the thoracic and anterior lumbar regions.

rectal c's

anal columns.

spinal column

the rigid structure in the midline of the back, composed of the vertebrae. Called also vertebral column. See also spine.

ventral column

the ventral portion of the gray substance of the spinal cord, in transverse section seen as a horn.